Define vital capacity. What is its signi | Class 11 Biology Chapter Breathing and Exchange of Gasses, Breathing and Exchange of Gasses NCERT Solutions

Q1. Define vital capacity. What is its significance?

Vital capacity is the maximum volume of air that can be exhaled after a maximum inspiration. It is about 3.5 – 4.5 litres in the human body. It promotes the act of supplying fresh air and getting rid of foul air, thereby increasing the gaseous exchange between the tissues and the environment.

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What is the correct answer to: Define vital capacity. What is its significance??

Vital capacity is the maximum volume of air that can be exhaled after a maximum inspiration. It is about 3.5 – 4.5 litres in the human body. It promotes the act of supplying fresh air and getting rid of foul air, t...

How do you solve Define vital capacity. What is its significance? step by step?

Step-by-step explanation:
• Vital capacity is the maximum volume of air that can be exhaled after a maximum inspiration
• It is about 3
• 5 – 4
• 5 litres in the human body
• It promotes the act of supplying fresh air and getting rid of foul air, thereby increasing the gaseous exchange between the tissues and the environment

Why is this answer important for exams?

This question is important because it tests key concepts from the NCERT syllabus and is frequently asked in CBSE exams.

Which NCERT concept is used in this question?

This question is based on core NCERT concepts explained in the chapter and should be revised thoroughly before exams.

What common mistakes should be avoided in this question?

Students often lose marks by skipping steps, writing incomplete explanations, or misunderstanding keywords used in the question.

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Student Discussion

Shivani bajpei
Class · · , · Mar 15, 2020
The maximum volume of air a person can breathe in after a forced expiration this includes ERV ,TV and IRV for the maximum volume of air a person can breathe out after a forced inspiration
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Shruti
Class · · , · Nov 17, 2019
Maximum amount of air that can be inhaled after a forced expiration
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Aanshi jaiswal
Class · · , · Nov 05, 2019
Significance must be in points .....or in more detailed way ....
Its easy to learn .....
But its just ok okk
👍 👎 Reply
Aanshi jaiswal
Class · · , · Nov 05, 2019
Significance must be in detail ....its easy to learn or be in points....
But it just ok ok
👍 👎 Reply
K
Class · · , · Aug 16, 2019
I don't understand its significance.
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Ghanashyambora
Class · · , · Sep 21, 2018
Thank you sir for your answer
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aasim
Class · · , · Aug 03, 2018
Can you tell me about its bad effect
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Prachi
Class · · , · Mar 12, 2018
Good but have a doubt
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Abhishek Kumar Agrahari
Class · · , · Dec 15, 2017
It have any bad effect also
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Sayee Saran
Class · · , · Jun 22, 2016
Superb by the way....
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